Simplify the expression 1.8-0.2x equallys -1.6. step by step plzzz i will give you 100 points

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42